Metostracon mima H.A. Pilsbry, 1900 Mexico, Michoacan
Xanthonyx chiapensis (L. Pfeiffer, 1856) Chiapas, Mexico
Xanthonyx potosiana W.H. Dall, 1905 Mexico, San Luis Potosì
Xanthonyx salleanus (L. Pfeiffer, 1856) Oaxaca, Mexico
Xanthonyx sumichrasti (A. Brot, 1867) Mexico